Scope Rings for Ruger M77 Rifle - 30MM/1\" - Matte Black High scope rings for Ruger M77 bolt action rifle. Matte black combination rings accept scopes with 1" or 30mm tubes and objective lenses up to 50mm with adjustable objectives. Each ring is a different height (front ring is shorter) to fit on the Ruger center fire bolt action rifle. Mount on Ruger integral receiver bases. Heavy duty aluminum construction with four allen head cap screws in each ring. Allen head wrench included. 3 pair available. $32.95/pair + $6.85 shipping. Send email address for photos, info.